101102110020001 has 4 divisors (see below), whose sum is σ = 107049292962372. Its totient is φ = 95154927077632.

The previous prime is 101102110019993. The next prime is 101102110020013. The reversal of 101102110020001 is 100020011201101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 52514950758400 + 48587159261601 = 7246720^2 + 6970449^2 .

It is a cyclic number.

It is not a de Polignac number, because 101102110020001 - 2³ = 101102110019993 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 101102110020001.

It is not an unprimeable number, because it can be changed into a prime (101102110020031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2973591471160 + ... + 2973591471193.

It is an arithmetic number, because the mean of its divisors is an integer number (26762323240593).

Almost surely, 2^{101102110020001} is an apocalyptic number.

It is an amenable number.

101102110020001 is a deficient number, since it is larger than the sum of its proper divisors (5947182942371).

101102110020001 is an equidigital number, since it uses as much as digits as its factorization.

101102110020001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5947182942370.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 101102110020001 its reverse (100020011201101), we get a palindrome (201122121221102).

The spelling of 101102110020001 in words is "one hundred one trillion, one hundred two billion, one hundred ten million, twenty thousand, one".